Air Valve Repair; Fluid Tube Replacement - Graco 311001G Instructions And Parts List

Repair

Air Valve Repair

1. Unscrew the spring cap (11) from the back of the
gun body (1) using the gun tool (30). Remove the
two springs (15 and 19), the shaft (9), and seat (10).
2. Push the air valve assembly (8*) out the back of the
gun. See F . 40.
IG
3. Inspect the u-cup (7*) in the gun body (1). If the
u-cup is worn or leaking, carefully remove the u-cup
from the front of the gun body, using a pick.
8*
1
7*
F . 40
IG
22
15
11
19
10
9
TI6577A

Fluid Tube Replacement

1. Remove the air inlet fitting (17) using the gun tool
(30) and remove the screw (20) using a 3/16 in. hex
wrench.
2. Unscrew the fluid inlet fitting (18). Remove and
clean or replace the inline fluid filter (12).
3. Unscrew the fluid tube connector (C) from the gun's
fluid inlet. Carefully remove the gasket (22*).
22*
C
12
F . 41
IG
17
20
18
TI6573A
311001G